David Johnson, ANP
NPI 1477742047 · Nurse Practitioner · Maryville, IL
Enrolled with Medicare as Practitioner - Nurse Practitioner · source: CMS PECOS Public Provider Enrollment (2026.04.01)
David Johnson, ANP is a Nurse Practitioner provider in Maryville, IL (NPI 1477742047).
Provider details
- NPI number
- 1477742047
- Entity type
- Individual
- Primary specialty
- Nurse PractitionerPhysician Assistants & Advanced Practice Nursing Providers
- Credential
- ANP
- Sex
- Male
- Sole proprietor
- No
- License
- 209-004434 (IL)
Specialties & taxonomies
Physician Assistants & Advanced Practice Nursing Providers
Profile Score
A profile completeness & documented-activity index — NOT a quality, outcomes, or patient-satisfaction rating.
- Registry tenure25% of score
18 yrs in NPPES registry
- Profile completeness25% of score
100% of core fields populated
- Practice footprint15% of score
2 documented practice locations
- Medicare service volume (vs. specialty peers)25% of score
489 Medicare services, 2024 (ranked within specialty)
- Open Payments transparency10% of score
Has Open Payments disclosures (2024)
Medicare volume is ranked against active providers in the same specialty. Signals a provider has no public data for (e.g. Medicare claims) are left out of the score entirely — never counted as zero — so providers without that data are not penalized. See the full formula and weights in our .
What this provider does (Medicare)
Based on Medicare fee-for-service claims, 2024; not all care is captured.
| Service (HCPCS) | Medicare services | Typical Medicare-allowed (2024) |
|---|---|---|
| Established Patient Office Or Other Outpatient Visit With Moderate Level of Decision Making, If Using Time, 30 Minutes Or More99214 | 275 | $106 |
| Established Patient Office Or Other Outpatient Visit With Low Level OD Decision Making, If Using Time, 20 Minutes Or More99213 | 180 | $75 |
| Annual Wellness Visit, Includes a Personalized Prevention Plan of Service (pps), Subsequent VisitG0439 | 34 | $107 |
Typical Medicare-allowed amounts for these services range $75–$107 (2024). The Medicare-allowed amount is what Medicare recognizes for a service under fee-for-service — a reference figure for 2024, not a price quote and not what you would be billed. Medicare Part B covers roughly an eighth of all NPIs (65+ skew); services with fewer than 11 beneficiaries are suppressed by CMS. Source: CMS Medicare Physician & Other Practitioners, by Provider & Service.
What this provider prescribes (Medicare Part D)
Top drugs by Medicare Part D claim volume, 2024 · 123 distinct drugs on file.
| Drug | Part D claims (2024) | Beneficiaries |
|---|---|---|
| Atorvastatin Calcium | 468 | 176 |
| Lisinopril | 368 | 129 |
| Amlodipine Besylate | 359 | 131 |
| Levothyroxine Sodium | 350 | 119 |
| Rosuvastatin Calcium | 285 | 103 |
| Metformin Hcl | 282 | 101 |
| Losartan Potassium |
Transparency — industry payments
Based on CMS Open Payments, 2024; not all care is captured.
$13 across 1 record (Open Payments 2024)
Open Payments discloses payments and transfers of value (meals, travel, consulting, research, royalties) from drug and device makers to providers. This is a transparency signal, not a verdict — such payments are legal and common, and their presence is neither an endorsement nor a criticism. Source: CMS Open Payments, program year 2024.
Practice location
Mailing address
Additional practice locations (1)
- 2090 Uadalabene DriveMaryville, IL 62062Phone: (618) 288-5430Fax: (618) 288-6857
Registry dates
- Enumerated
- 2007-10-19
- Last updated
- 2024-08-28
- Certified
- 2024-08-28
Frequently asked questions
- What is David Johnson's NPI number?
- David Johnson's National Provider Identifier (NPI) is 1477742047, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is David Johnson's specialty?
- David Johnson is listed in the NPPES registry with a primary specialty of Nurse Practitioner (Physician Assistants & Advanced Practice Nursing Providers).
- Where is David Johnson located?
- David Johnson's practice location on file with NPPES is 6812 State Route 162 Ste 21, Maryville, IL 62062-8565.
- What is David Johnson's phone number?
- The practice phone number listed in the NPPES registry for David Johnson is (618) 288-5566.
- Does David Johnson accept Medicare?
- David Johnson is approved to bill Medicare according to CMS PECOS enrollment data (2026.04.01). Confirm current participation with the provider before scheduling.
- Is David Johnson's NPI active?
- Yes — David Johnson's NPI (1477742047) is active in the NPPES registry as of the last update on 2024-08-28.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.